Nitragin
根瘤细菌肥料, 根瘤菌剂
🔁 扩展释义
【化】 硝化菌发酵酶【医】 根瘤菌硝化酶
🗣️ 情景例句
but now what?
但下一步怎么办？
I'd like to make a reservation
我想预订。
How many would you like to order?
您要订多少？